125426059 4 GSM Call Drops Influence Factors Troubleshooting Methods and Tools Deliverables 20110730 合作方版 (1)

8/20/2019 125426059 4 GSM Call Drops Influence Factors Troubleshooting Methods and Tools Deliverables 20110730 (1)

1/96

HUAWEI TECHNOLOGIES CO., LTD.

www.huawei.com

Huawei Confidential

Security Level:!"!#"$

Prepared by: Wang Zhicheng

Approved by: Qi Haofeng

GSM Call rop: !nfluence "actor# $

%rouble#hooting Method# and %ool# $

eliverable#

&uly '() *(++


2/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential

A%&t'act

Thi& &lide ('o)ide& the main facto'& that affect the GS* call d'o( 'ate, + &tanda'd

action& 'eui'ed fo' t'ou%le&hootin- call d'o(&, and the method& fo' identifin- the

main facto'& that affect the GS* call d'o( 'ate, &uch a& anal/in- to( N ('o%lem cell&

and call hi&to' 'eco'd& 0CH1&2. Thi& &lide al&o li&t& the 'eui'ed deli)e'a%le& fo'

'e(o'tin- call d'o(&, includin- the anal&i& 'e&ult& of to( N ('o%lem cell& and CH1&. In

addition, thi& &lide ('o)ide& &ome 'e('e&entati)e ca&e&, which indicate that it i&

&i-nificant fo' on&ite en-inee'& to anal/e call d'o(& acco'din- to the &tanda'd action&

and call d'o(& a'e mainl cau&ed % common ('o%lem& includin- ina(('o('iate

(a'amete' &ettin-&, c'o&& co)e'a-e, mi&&in- nei-h%o'in- cell&, inte'fe'ence, andindoo' &i-nal lea3a-e.


3/96


ate ,er#ion e#cription -evie.er Author

4!!556! 7e'&ion i&&uedin Decem%e'

4!!

. Added ('inci(le& fo' &electin- to( N cell&.

4. Added CH1 anal&i&, includin- the in&t'uction& fo'anal/in- CH1& % u&in- the Na&ta' and In&i-ht&ha'(.

6. Added common mea&u'e& fo' o(timi/in- call d'o(&.

+. Added the chec3li&t fo' t'ou%le&hootin- call d'o(&.

8an 8afen- 0em(loee ID9 6#:;2,


4/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e +

1D Technical Su((o't

"or call drop#) Hua.ei provide# training# and / 0 *12hour technical

#upport3

%he follo.ing table li#t# the -4 technical #upport per#onnel and

their contact 5ethod#3

6a5e 75ployee ! %elephone 6u5ber

Wan-


5/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e $Ba-e $

Call D'o( B'o%lem O)e')iew

Call D'o( Ca&e&

Action& and Deli)e'a%le& 1eui'ed fo'

T'ou%le&hootin- Call D'o(&

Cau&e Anal&i& and Data B'oce&&in-


6/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e =

Call D'o( *ea&u'ement A call d'o(& when it i& te'minated a%no'mall. Fo' e@am(le, a call i& te'minated %ecau&e the SC

o' the *S 'elea&e& the TCH due to an e@ce(tion. Call d'o( mea&u'ement9 When 'ecei)in- a Connection Failu'e o' an E''o' Indication me&&a-e

f'om the TS, the SC &end& the Clea' 1eue&t me&&a-e to the *SC and mea&u'e& one call

d'o( in a co''e&(ondin- (e'fo'mance counte' %a&ed on the cau&e )alue.

Call d'o( mea&u'ement du'in- d'i)e te&t& 0DT&29 The SC mea&u'e& one no'mal call 'elea&e

when the Di&connect o' Channel 1elea&e me&&a-e i& 'ecei)ed du'in- a DT call. Onl when the

SC 'ecei)e& neithe' of the ('ecedin- me&&a-e& and the *S ente'& idle mode f'om the

dedicated mode, the SC mea&u'e& one call d'o(.


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HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e #

Call D'o( T(e& in Te'm& of BI& The SC mea&u'e& call d'o(& % cau&e, which facilitate& call d'o( t(e identification and

cau&e anal&i&. In no'mal ca&e&, mo&t call d'o(& a'e cau&ed % Um inte'face ('o%lem&, and the'efo'e ou

need to focu& on the&e call d'o(&. Call d'o(& cau&ed % Um inte'face ('o%lem& a'e mea&u'ed

a& C*66C and cla&&ified into call d'o(& in the &ta%le &tate and call d'o(& due to hando)e'&. Call d'o(& due to othe' cau&e& &eldom occu' and a'e ea& to locate. 8ou need to focu& on

onl C*66+ and C*666. 8ou need not (a attention to call d'o(& cau&ed % loo( %ac3 %ecau&e loo(%ac3 i& &eldom

u&ed on the netwo'3. CM33:CELL_TRAF_CH_CALL_DROPS

CM33C:

CELL_T

RAF_CH

_UM_C

ALL_DR

OPS

CM332:C

ELL_TR

AF_CH_

CALL_D

ROPS_N

O_MR

CM333:

CELL_T

RAF_CH

_CALL_

DROPS_

ABIS_L

NK_FAI

L

CM334:

CELL_T

RAF_CH

_CALL_

DROPS_

EQUIP_

FAIL

CM335:

CELL_T

RAF_CH

_CALL_

DROPS_

FORCE_

HO

CM397:

CELL_L

OOP_ST

ART_FA

IL_DRO

PS

CM385:C

ELL_LO

OP_RES

TORE_F

AIL_DR

OPS

CM330:

CELL_T

RAF_CH

_CALL_

DROPS_

IN_STA

BLE_ST

ATE

CM331:

CELL_T

RAF_CH

_CALL_

DROPS_

HO_FAI

L


8/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e :

T(e& of Call D'o(& Cau&ed % Um

Inte'face B'o%lem& in Te'm& of BI& Call d'o(& cau&ed % Um inte'face ('o%lem&

a'e cla&&ified into call d'o(& in the &ta%le

&tate and call d'o(& due to hando)e'&. Call d'o(& in the &ta%le &tate9 8ou need to

focu& on C*66!! and C*66!. In no'mal

ca&e&, mo&t call d'o(& in the &ta%le &tate a'e

mea&u'ed a& C*66!. Call d'o(& due to hando)e'&9 In no'mal

ca&e&, the (e'centa-e of inte'5cell hando)e'&

i& hi-h. The'efo'e, mo&t call d'o(& due to

hando)e'& a'e mea&u'ed a& H64#Ca and

H64:Ca. anal/in- the (e'centa-e& of )a'iou& call

d'o(&, ou can dete'mine whethe' the call

d'o( ('o%lem i& cau&ed % a ce'tain 'ea&on. If

the call d'o(& of a &(ecific t(e who&e

(e'centa-e i& -ene'all low inc'ea&e, ou

need to focu& on the&e call d'o(&.

33 : ELL_TRAF_ H_U _ ALL_DROPS

330: ELL

_TRAF_ H_

ALL_DROPS_

IN_STABLE_

STATE

3302:

ELL_TR

AF_ H_S

TATI _S

TATE_ A

LL_DROP

S_REL_I

ND

H3128 a:

ELL_INT

RABS _OU

T ELL_HO

_FAIL_EX

P_T HH_T

RAF_NOT_

IN LUDE_

DR

H3027 a:

ELL_INT

RA ELL_H

O_FAIL_E

XP_T HF_

TRAF

H3028 a:

ELL_INT

RA ELL_H

O_FAIL_E

XP_T HH_

TRAF

H3127 a:

ELL_INT

RABS _OU

T ELL_HO

_FAIL_EX

P_T HF_T

RAF_NOT_

IN LUDE_

DR

331: E

LL_TRAF_

H_ ALL_

DROPS_HO

_FAIL

3300:

ELL_TR

AF_ H_S

TATI _S

TATE_ A

LL_DROP

S_ERR_I

ND

3301

: ELL_

TRAF_

H_STAT

I _STA

TE_ AL

L_DROP

S_ ONN

_FAIL

H3227 a:

ELL_INT

RABS _IN

ELL_HO_

FAIL_EXP

_T HF_TR

AF

H3228 a:

ELL_INT

RABS _IN

ELL_HO_

FAIL_EXP

_T HH_TR

AF


9/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e ;

E@am(le9 Be'centa-e& of 7a'iou& Call

D'o(& in in-taiThe (e'centa-e& of )a'iou& call d'o(& on the netwo'3 in in-tai a'e a& follow&9 Call d'o(& cau&ed % Um inte'face ('o%lem& ta3e& ;:.4 and call d'o(& due to othe' cau&e&

ta3e& onl .#;. Thi& ('o(o'tion i& no'mal. If the (e'centa-e of call d'o(& due to othe'

cau&e& i& hi-h, fo' e@am(le, the (e'centa-e of C*66+ 0call d'o(& due to de)ice fault&2 i& hi-h,

ou need to chec3 fo' ha'dwa'e fault& and ala'm&.

Fo' call d'o(& cau&ed % Um inte'face ('o%lem&, the (e'centa-e of call d'o(& in the &ta%le

&tate i& hi-he' than that of call d'o(& due to hando)e'&. Fo' call d'o(& in the &ta%le &tate, the(e'centa-e of call d'o(& cau&ed % 'adio lin3 failu'e& 0*6!A and *64!A2 i& the hi-he&t.


10/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e !Ba-e !


Call D'o( Ca&e&





11/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e

B'ocedu'e fo' Anal/in- Call D'o(&

a&ed on 7a'iou& Data Step +: eter5ine the #cope of the call drop proble5 by analy8ing perfor5ance

dataor CH-#3 %he #cope of the call drop proble5 can be top 6 cell#) entire net.or9)

top 6 cell#$entire net.or9) top 6 MS type#) or top 6 #ub#criber#3 NOTE 9 The method& fo' dete'minin- the &co(e of the call d'o( ('o%lem )a' acco'din- to &cena'io. If

the call d'o( 'ate inc'ea&e& afte' netwo'3 &wa((in- o' u(-'ade, ou need to com(a'e the (e'fo'mance

datao' CH1& %efo'e and afte' the netwo'3 &wa((in- o' u(-'ade. If the call d'o( 'ate on a netwo'3 i&

alwa& hi-h and cannot meet the 'eui'ement, ou need onl to anal/e the cu''ent (e'fo'mancedatao' CH1&.

NOTE 49 (e'fo'mance dataa'e -ene'all u&ed to dete'mine whethe' the &co(e of the call d'o( ('o%lem

i& to( N cell&, enti'e netwo'3, o' to( N cell&enti'e netwo'3. If call d'o(& occu' %ecau&e ce'tain t(e& of

*S& a'e u&ed o' onl call& of ce'tain &u%&c'i%e'& d'o(, ou need to anal/e CH1&.

Step *: Analy8e call drop cau#e# ba#ed on variou# data3 Step ': %a9e reuired action# according to the chec9li#t to analy8e root cau#e# of

call drop# and deter5ine ho. to trouble#hoot call drop#3 NOTE9 The 'eui'ed action& fo' anal/in- call d'o(& a'e de&c'i%ed in the ne@t &ection.

Step 1: %rouble#hoot call drop# and evaluate the re#ult3 !f the call drop proble5 i#

not re#olved) repeat #tep + through #tep 13


12/96


12'3 Provide a #u55ary report and ca#e#

8e&

B'inci(le fo' Anal/in- Call D'o(&9 Anal/e Data,

B'o)ide a Conclu&ion, and Dete'mine the Ne@t Action

Ba-e 4

J 8ou can ta3e mo&t 'eui'edaction& % u&in- tool&, which

facilitate the anal&i& of data

&uch a& t'affic &tati&tic&, CH1&,

nei-h%o'in- cell data,

(a'amete'&, ala'm&, and 'adio

f'euenc 01F2 channel data.

J a&ed on the anal&i& 'e&ult, oucan dete'mine how to

t'ou%le&hoot the call d'o(

('o%lem. When t'ou%le&hootin-

the call d'o( ('o%lem, focu& on

the main cau&e &o that the

('o%lem can %e 'e&ol)ed a& &oona& (o&&i%le. 12*3 Chec9.hether the call drop proble5

i# #olved;

12+3 %rouble#hoot the call drop proble5 by trouble#hooting

the 5ain cau#e# fir#t and then other cau#e#

'2*3 Provide #olution# and deter5ine ho. to

trouble#hoot the call drop proble5

'2+3 %a9e the reuired action# for analy8ing the

call drop proble5 and provide a conclu#ion or a

te5porary conclu#ion on root cau#e#

*3 Analy8e the call drop cau#e#

+3 eter5ine the #cope of the call

drop proble5

No


13/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e 6

Dete'minin- the Sco(e of the Call D'o(

B'o%lem K *ethod& fo' dete'minin- to( N cell&, to( N*S t(e&, o' to( N &u%&c'i%e'&

Ba-e 6

The method& fo' dete'minin- to( N cell&, to( N *S t(e&, and to( N &u%&c'i%e'& )a' acco'din- to

the &cena'io whe'e call d'o(& occu'.JScena'io 9 The call d'o( 'ate inc'ea&e& a%'u(tl %ecau&e of un3nown 'ea&on& afte' netwo'3

&wa((in- o' u(-'ade.

*ethod fo' dete'minin- to( N cell&9 Calculate the diffe'ence in the call d'o( 'ate& and the

diffe'ence in the num%e'& of call d'o(& du'in- a &(ecified time 'an-e when the call d'o( BI&

dete'io'ate fo' each cell. 1an3 cell& acco'din- to the diffe'ence& in the call d'o( 'ate& inde&cendin- o'de' to o%tain the to( N cell& with inc'ea&ed call d'o( 'ate& and 'an3 cell& acco'din-

to the diffe'ence& in the num%e'& of call d'o(& in de&cendin- o'de' to o%tain the to( N cell& with

inc'ea&ed num%e'& of call d'o(&. The method& fo' dete'minin- to( N *S t(e& and to( N

&u%&c'i%e'& a'e &imila' to that fo' dete'minin- to( N cell&.JScena'io 49 The call d'o( 'ate in the cu''ent netwo'3 doe& not meet the 'eui'ement all the time.

*ethod fo' dete'minin- to( N cell&9 1an3 cell& acco'din- to the call d'o( 'ate& in de&cendin- o'de'

to o%tain the to( N cell& with hi-h call d'o( 'ate& and 'an3 cell& % the num%e'& of call d'o(& inde&cendin- o'de' to o%tain the to( N cell& with la'-e num%e'& of call d'o(&.

The method& fo' dete'minin- to( N *S t(e& and to( N &u%&c'i%e'& a'e &imila' to that fo'

dete'minin- to( N cell&.


14/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e +

Dete'minin- the Sco(e of the Call D'o(

B'o%lem K C'ite'ia %op 6 cell#: Afte' 4! of to( N cell& with hi-h call d'o( 'ate& and to( N cell& with la'-e num%e'& of call d'o(&

a'e i-no'ed, the call d'o( 'ate of the enti'e netwo'3 im('o)e& &i-nificantl and %ecome& &imila' to the call

d'o( 'ate %efo'e the call d'o( BI& dete'io'ate, o' the call d'o( 'ate of the enti'e netwo'3 meet& the

'eui'ement.

7ntire net.or9: Afte' 4! of to( N cell& with hi-h call d'o( 'ate& and to( N cell& with la'-e num%e'& of call

d'o(& a'e i-no'ed, the call d'o( 'ate of the enti'e netwo'3 doe& not im('o)e.

%op 6 cell#$entire net.or9: Afte' 4! of to( N cell& with hi-h call d'o( 'ate& and to( N cell& with la'-e

num%e'& of call d'o(& a'e i-no'ed, the call d'o( 'ate of the enti'e netwo'3 im('o)e& %ut i& &till hi-he' than the

call d'o( 'ate %efo'e the call d'o( BI& dete'io'ate and doe& not meet the 'eui'ement.

%op 6 MS type# or #ub#criber#: Afte' 4! of to( N t(e& of *S& o' 4! of to( N &u%&c'i%e'& with hi-h call

d'o( 'ate& a'e i-no'ed, the call d'o( 'ate of the enti'e netwo'3 im('o)e& &i-nificantl and %ecome& &imila' to

the call d'o( 'ate %efo'e the call d'o( BI& dete'io'ate, o' the call d'o( 'ate of the enti'e netwo'3 meet& the

'eui'ement.

NOTE9 The *S com(ati%ilit ('o%lem u&uall occu'& du'in- netwo'3 &wa((in-. Howe)e', CH1& o' data

&imila' to CH1& on the o'i-inal netwo'3 ma %e una)aila%le. In thi& ca&e, ou need to (a attention to

&u%&c'i%e' com(laint& and chec3 whethe' &u%&c'i%e'& com(lain a%out call d'o(&.


15/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e $

Anal/in- Call D'o( Cau&e&

Afte' dete'minin- the &co(e of the call d'o( ('o%lem,

anal/e the call d'o( cau&e& % anal/in- the followin-

data9

T'affic &tati&tic&

CH1&

Si-nalin-

DT data


16/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e =

Anal/in- T'affic Stati&tic& anal/in- t'affic &tati&tic&, ou can identif call d'o(& cau&ed % Um inte'face ('o%lem& 0call d'o(& in the &ta%le &tate and

call d'o(& cau&ed % hando)e'&2 and call d'o(& cau&ed % de)ice fault& 0call d'o(& cau&ed % t'an&mi&&ion fault& and de)ice

fault&2. 8ou can al&o fu'the' identif call d'o(& cau&ed % the Um inte'face ('o%lem& &uch a& low le)el& and (oo'

t'an&mi&&ion ualit. Howe)e', ou cannot identif call d'o(& cau&ed % co'e netwo'3 0CN2 ('o%lem& % anal/in- t'affic

&tati&tic&.

B'o)ide the 1D (e'&onal with the (e'fo'mance &tati&tical 'e(o't o%tained % anal/in- (e'fo'mance datau&in- tool&.


17/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e #

Tool& and *ethod& fo' Anal/in- T'affic

Stati&tic&

Ba-e #

Tool&9 e@cel tem(late attached and O*Sta' to %e 'elea&ed

*ethod9 Dete'mine the to( N cell& with hi-h call d'o( 'ate& %a&edon the call d'o( 'ate& and the num%e'& of call d'o(&. Calculate the

call d'o( 'ate of the enti'e netwo'3 % i-no'in- the call d'o(& occu'

in the to( N cell& to dete'mine the &co(e of the call d'o( ('o%lem.

Tem(late& fo' calculatin- the call d'o( 'ate and the (e'centa-e& of

)a'iou& call d'o(&9

. O%tain the (e'fo'mance dataand (a&te the (e'fo'mance datain

the Call rop Mea#ure5ent &heet of the attached e@cel tem(late.

The content& in the ta%le head of the &heet i& a''an-ed acco'din- to

the &euence &(ecified % the B1S and ou can chan-e the

&euence a& 'eui'ed.

4. 1ef'e&h the ta%le in the Calculate Call rop -atio &heet to

o%tain the call d'o( 'ate& of cell& and filte' out the to( N cell& %

u&in- the %


18/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e :

Anal/in- CH1&

CH1 i& a call hi&to' 'eco'd, which lo-& the detailed

info'mation a%out each call. anal/in- CH1& u&in- the Na&ta', ou can identif call

d'o(& cau&ed % CN ('o%lem& 0do not affect call d'o( BI&2,

Um inte'face ('o%lem&, and t'an&mi&&ion and de)ice fault&

and fu'the' identif call d'o(& cau&ed % the Um inte'face

('o%lem&.

Call rop Cau#ed by the =5 !nterface Proble5# Percentage %i5e#

Call D'o(& on TCH0TA2 4.# $

Call D'o(& on TCH0U(lin3 1ecei)ed Le)el2 +.6! ;$

Call D'o(& on TCH0U(lin3 Inte'fe'ence2 6.!+ #

Call D'o(& on TCH0U(lin3 1ecei)ed Le)el Suddenl

Dec'ea&e2!.!! !

Call D'o(& on TCH0U(lin3 ualit2 6;.6 ;!

Call D'o(& on TCH0Downlin3 1ecei)ed Le)el2 4.# $

Call D'o(& on TCH0Downlin3 Inte'fe'ence2 .6! 6

Call D'o(& on TCH0Downlin3 ualit2 !.:# 4$

Call D'o(& on TCH0Downlin3 1ecei)ed Le)el Suddenl

Dec'ea&e2!.!! !

Call D'o(& on TCH0U(lin3 and Downlin3 1ecei)ed

Le)el2!.!! !

Call D'o(& on TCH0U(lin3 and Downlin3 Inte'fe'ence2 !.!! !Call D'o(& on TCH0U(lin3 and Downlin3 ualit2 !.!! !


19/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e ;

Tool& and *ethod& fo' Anal/in- CH1&

Ba-e ;

Tool&9 Na&ta', In&i-ht&ha'(, and In&i-ht&ha'( com(onent&. 8ou can u&e the cell (e'fo'mance anal&i& function of

the Na&ta' to anal/e CH1& and identif the cau&e& of a%no'mal 'elea&e&. 8ou can u&e the In&i-ht&ha'( toanal/e the CH1& of SC&, to( N cell -'ou(&, o' to( N cell& to identif and &o't call d'o( cau&e& offline. The

In&i-ht&ha'( com(onent& a'e de)elo(in- and will %e 'elea&e in the nea' futu'e.

u&in- the In&i-ht&ha'(, ou can filte' CH1& % field to &o't call d'o(& acco'din- to cau&e& and calculate the

(e'centa-e& of )a'iou& call d'o(&. 8ou can al&o manuall &o't call d'o(& %a&ed on the 'e&ult& -ene'ated % the

In&i-ht&ha'(.

See the !n#ight#harp># help3


20/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e 4!

Anal/in- Si-nalin- and Sin-le5Su%&c'i%e' CH1&

anal/in- &i-nalin- and &in-le5&u%&c'i%e' CH1&, ou can identif the call d'o( cau&e&

%a&ed on the &i-nalin- ('ocedu'e& and mea&u'ement 'e(o't& 0*1&2. A%i& &i-nalin- can %e t'aced % cell. That i&, ou can t'ace the A%i& &i-nalin- all call& in a cell.

Sin-le5&u%&c'i%e' &i-nalin- contain& all info'mation a%out the call& of a &in-le &u%&c'i%e'.

CH1& lo- the info'mation a%out all hi&to'ical call& %ut contain limited *1&. anal/in- the &i-nalin- t'aced o)e' the A%i& inte'face, ou can identif the cau&e of a call

d'o( %a&ed on the me&&a-e& 'elated to call d'o(& and the le)el and ualit info'mation in *1&. anal/in- the &in-le5&u%&c'i%e' &i-nalin- and CH1&, ou can identif the call d'o( cau&e& of

a &in-le &u%&c'i%e'.


21/96


Tool& and *ethod& fo' Anal/in-

Si-nalin- and Sin-le5Su%&c'i%e' CH1& U&e the T'affic 1eco'din- 1e)iew tool on the local maintenance te'minal 0L*T2 to di&(la the

&i-nalin- of a &in-le &u%&c'i%e' and anal/e the &i-nalin- ('ocedu'e and the le)el and ualit

info'mation in the *1&. U&e the In&i-ht&ha'( to di&(la the CH1& of a &in-le &u%&c'i%e', the detailed call &i-nalin-, and ten

*1& -ene'ated %efo'e call d'o(& and anal/e the&e data. U&e the BF*Studio to anal/e the &i-nalin- t'aced o)e' the A%i& inte'face. Select the (ath whe'e the

A%i& &i-nalin- file to %e anal/ed i& &a)ed and clic3 1UN. The BF*Studio automaticall e@(o't file&

with the &i-nalin- 'elated to one call d'o( &a)ed in one file. All the file& a'e &a)ed to the out di'ecto'in the (ath fo' &a)in- the A%i& &i-nalin- file. Clic3 Icon Di&(la and (e'fo'm &i-nalin- anal&i&.


22/96


Anal/in- DT Data

DT data contain& onl the downlin3 info'mation a%out a &in-le &u%&c'i%e'.

The'efo'e, ou can anal/e the DT data to-ethe' with the &in-le5&u%&c'i%e'

&i-nalin- to identif the call d'o( cau&e&.

8ou can (e'fo'm DT& in to( N cell& o' to( N a'ea& to identif call d'o( cau&e&.

Nei-h%o'in- cell

'elation&hi(&

Hando)e'

(a'amete'&

Inte'fe'ence

('o%lem&

C'o&&

co)e'a-e

Te'minal

('o%lem&

DT call d'o(&

Due to co5

f'euenc"ad?acent5f'euenc

inte'fe'ence, inte'5

netwo'3

inte'fe'ence, o'

inte'modulation

inte'fe'ence of

eui(ment, call

d'o(& due to %ad

ualit occu'.

Due to mi&&in- confi-u'ation of

nei-h%o'in- cell 'elation&hi(&,hando)e'& cannot %e t'i--e'ed

in time. Due to 'edundant

nei-h%o'in- cell 'elation&hi(,

ina(('o('iate hando)e'& occu'.

Thi&, then, cau&e& call d'o(&.

Due to ina(('o('iate

confi-u'ation ofhando)e' (a'amete'&,

hando)e'& cannot %e

t'i--e'ed in time o'

ina(('o('iate

hando)e'& occu'. Thi&,

then, cau&e& call

d'o(&.

ecau&e &ome

te'minal& do notanal/e the le)el&

and SIC& of

nei-h%o'in- cell& in

time, hando)e'&

cannot %e t'i--e'ed in

time. Thi&, then,

cau&e& call d'o(&.

Due to the

-eo-'a(hicallocation and

te''ain of the &ite,

c'o&& co)e'a-e i&

cau&ed and then

call d'o(& occu'.


23/96


Tool& and *ethod& fo' Anal/in- DT Data Tool&9 TE*S and B'o%e. The TE*S o' B'o%e can (la %ac3 DT data &uch a& le)el,

ualit, and &i-nal noi&e 'atio and ('e&ent& the DT data e@(licitl on the GUI.

anal/in- the DT data, ou can identif the call d'o( cau&e&.

DT data can ('o)ide mo'e downlin3 info'mation &uch a& the A4 li&t than &i-nalin-

and t'affic &tati&tic&.


24/96

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Ba-e 4+Ba-e 4+


Call D'o( Ca&e&





25/96


12'3 Provide a #u55ary report and ca#e#

8e&

B'inci(le fo' Anal/in- Call D'o(&9 Anal/e

Data, B'o)ide a Conclu&ion, and Dete'mine

the Ne@t Action

Ba-e 4$

J 8ou can ta3e mo&t 'eui'ed action&

% u&in- tool&, which facilitate the

anal&i& of data &uch a& t'affic

&tati&tic&, CH1&, nei-h%o'in- cell

data, (a'amete'&, ala'm&, and

'adio f'euenc 01F2 channel data.J a&ed on the anal&i& 'e&ult, ou

can dete'mine how to t'ou%le&hoot

the call d'o( ('o%lem. When

t'ou%le&hootin- the call d'o(

('o%lem, focu& on the main cau&e

&o that the ('o%lem can %e

'e&ol)ed a& &oon a& (o&&i%le.

12*3 Chec9 .hether the call drop proble5

i# #olved;

12+3 %rouble#hoot the call drop proble5 by

trouble#hooting the 5ain cau#e# fir#t and then

other cau#e#

'2*3 Provide #olution# and deter5ine ho. to

trouble#hoot the call drop proble5

'2+3 %a9e the reuired action# for analy8ing the

call drop proble5 and provide a conclu#ion or ate5porary conclu#ion on root cau#e#

*3 Analy8e the call drop cau#e#

+3 eter5ine the #cope of the call

drop proble5

No


26/96


The cau&e& of call d'o(& a'e com(licated.

Cu''entl, a chec3li&t containin- + chec3 item&

i& a)aila%le fo' identifin- call d'o( &co(e& and

cau&e&, includin- to( N ('o%lem cell&, to( N

cau&e&, and com%ination of &ome cau&e&. 8ou

a'e ad)i&ed to (e'fo'm anal&i& acco'din- to the

chec3li&t.

Ba-e 4=


27/96


Call D'o(& in To( N Cell& K 1eui'ed

Action Chec3li&t 02

Ba-e 4#

1eui'ed Action O(e'ation Deli)e'a%le Su%&euent Action

Identif call d'o( cau&e& %anal/in- (e'fo'mance dataand CH1&

Anal/e (e'fo'mance data to dete'mine the &co(e of thecall d'o( ('o%lem and identif the call d'o( cau&e&

In &(ecial &cena'io& &uch a& netwo'3 &wa((in-, anal/eCH1& to dete'mine whethe' call& initiated % ce'taint(e& of *S& o' ce'tain &u%&c'i%e'& alwa& d'o(.

. To( N t(e& of call d'o(& and cau&e&.

4. Su%&euent action& to %e ta3en.

Ta3e 'eui'ed action& acco'din- tothe to( N t(e& of call d'o(& andcau&e&.

Chec3 1F tunnel& fo' mainand di)e'&it fault&, c'o&&connection&, andinte'fe'ence

Chec3 fo' 1F tunnel fault& % 'efe''in- to the Detectionand T'ou%le&hootin- of GS* 1F Tunnel Fault& theme.

. Chec3 'e&ult&.

4. Solution& and mea&u'e& fo' 'ectifin- the1F tunnel fault&.

. 1ectif the 1F tunnel fault&.

4. B'o)ide a &umma' 'e(o't andca&e&.

Chec3 fo' de)ice fault& andala'm&

Chec3 fo' de)ice fault& and ala'm& % 'efe''in- to theGS* Ba'amete'& Chec3 theme and out(ut the chec3'e&ult&.

. Chec3 'e&ult&.

4. Solution& and mea&u'e& fo' 'ectifin- thede)ice fault& and clea'in- the ala'm&.

. 1ectif the de)ice fault& and

clea' the ala'm&.


Chec3 all (a'amete'&Chec3 the 'ea&ona%lene&& and con&i&tenc of(a'amete' &ettin-& % 'efe''in- to the GS* Ba'amete'&Chec3 theme and out(ut the chec3 'e&ult&.

. Chec3 'e&ult&.

4. Solution& and mea&u'e& fo' o(timi/in-(a'amete' &ettin-&.

. O(timi/e (a'amete' &ettin-&.


Chec3 fo' TS o' SC)e'&ion diffe'ence& and

(a'amete' diffe'ence&

Chec3 fo' TS o' SC )e'&ion diffe'ence& and(a'amete' diffe'ence& % 'efe''in- to the GS*Ba'amete'& Chec3 theme and out(ut the chec3 'e&ult&

and im(act& of the diffe'ence&.

. Chec3 'e&ult& and im(act& of thediffe'ence&.

4. Solution& and mea&u'e& fo' o(timi/in-

(a'amete' &ettin-& and TS o' SC)e'&ion&.


4. O(timi/e TS o' SC )e'&ion&


Chec3 the (a'amete'& ofthe de)ice& f'om othe')endo'& in the %ounda'ie&of the a'ea& &e')ed % thede)ice& f'om othe' )endo'&

Chec3 the (a'amete' &ettin-& and )e'&ion& of thede)ice& that a'e f'om othe' )endo'& and in the%ounda'ie& of the a'ea& &e')ed % the de)ice& f'omothe' )endo'& % 'efe''in- to the GS* Ba'amete'&Chec3 theme and out(ut the chec3 'e&ult&.

. Ina(('o('iate (a'amete' &ettin-& of thede)ice& f'om othe' )endo'&.

4. Solution& and mea&u'e& fo' o(timi/in-the (a'amete' &ettin-&.




28/96



Action Chec3li&t 042

Ba-e 4:

-euired Action


29/96



Action Chec3li&t 062

Ba-e 4;


Chec3 CS andBS &e')ice& 0thei'('o(o'tion& andchan-e&2

Anal/e the co''elation %etween the t'affic chan-e& inCS and BS &e')ice& and the num%e' of call d'o(& andout(ut the t'affic chan-e& and the im(act& of thechan-e&, includin- the chan-e& in the ('o(o'tion& ofdata and CS &e')ice&, chan-e cau&e&, and theco''elation %etween the t'affic chan-e& in data and CS&e')ice& and the num%e' of call d'o(&.

. T'affic chan-e& in CS and BS &e')ice& andthe im(act& of the chan-e&.

4. Solution& and mea&u'e&.

. Fo' call d'o(& cau&ed % 'ea&ona%le t'affic chan-e& in CSand BS &e')ice&, ('o)ide an anal&i& 'e(o't to e@(lain the('o%lem o%?ecti)el to the cu&tome' and ('o)ide &u--e&tion& onhow to 'e&ol)e the ('o%lem.

4. Fo' call d'o(& cau&ed % un'ea&ona%le t'affic chan-e& in CSand BS &e')ice&, t'ou%le&hoot the t'affic ('o%lem&.

6. B'o)ide a &umma' 'e(o't and ca&e&.

Anal/ef'euencie& afte'netwo'3e@(an&ion,de(loment, o''econ&t'uction

. Anal/e the f'euencie& u&ed on the cu''ent netwo'3and e)aluate the f'euenc 'e(lannin- -ain % 'efe''in-

to the GS* F'euenc 1e(lannin- theme and out(ut theanal&i& and e)aluation 'e&ult&.

4. Anal/e whethe' the'e i& inte'nal and e@te'nalinte'fe'ence and out(ut the anal&i& 'e&ult&.

6. Afte' netwo'3 &wa((in- o' e@(an&ion, anal/e whethe'f'euencie& a'e inhe'ited o' 'e(lanned and out(ut theconclu&ion.

. Anal&i& 'e&ult& of the f'euencie& u&ed onthe cu''ent netwo'3, e)aluation 'e&ult of thef'euenc 'e(lannin- -ain, and &olution& and

mea&u'e& fo' 'e(lannin- f'euencie& o'o(timi/in- f'euencie&.

4. Inte'fe'ence anal&i& 'e&ult& and mea&u'e&fo' eliminatin- inte'fe'ence.

6. Conclu&ion in inhe'itin- o' ad?u&tin-f'euencie& and &olution& and mea&u'e& fo'o(timi/in- f'euencie&.

. 1e(lan o' o(timi/e f'euencie&.

4. Eliminate inte'fe'ence.


Chec3 fo' a%'u(te)ent& &uch a&cha'-in- (olic

chan-e&, weathe'chan-e&, andma&& -athe'in-&

Anal/e the im(act& of a%'u(t e)ent& on call d'o(& and

out(ut the anal&i& 'e&ult&.

. Im(act& of a%'u(t e)ent& on call d'o(&.


. Fo' a 'ea&ona%le inc'ea&e in call d'o(& cau&ed % eme'-encee)ent&, ('e(a'e an anal&i& 'e(o't to e@(lain the ('o%lemo%?ecti)e to the cu&tome' and ('o)ide &u--e&tion&.

4. Fo' an un'ea&ona%le inc'ea&e in call d'o(& cau&ed %eme'-ence e)ent&, t'ou%le&hoot the ('o%lem.


Chec3 fo'com(laint& andcall d'o(& due toothe' cau&e& %anal/in- CH1&

. Anal/e CH1& and out(ut to( N &u%&c'i%e'& who&ecall& d'o(, to( N cell& whe'e call d'o(& occu', to( N calld'o( cau&e&, and cha'acte'i&tic& of call d'o( cau&e&0e&(eciall the (e'centa-e of call d'o(& cau&ed %di&o'de'ed &e'ial num%e'&2. 4. Anal/e the cau&e& of thecall d'o(& that &u%&c'i%e'& com(lain % anal/in- CH1&and out(ut anal&i& 'e&ult&.

. To( N &u%&c'i%e'& who&e call& d'o(, to( Ncell& whe'e call d'o(& occu', to( N call d'o(cau&e&, and cha'acte'i&tic& of call d'o(cau&e&.


Ta3e 'eui'ed action& acco'din- to the to( N t(e& of call d'o(&and cau&e&.


30/96


Call D'o(& on the Enti'e Netwo'3 K

1eui'ed Action Chec3li&t 02

Ba-e 6!


Identif call d'o(cau&e& % anal/in-(e'fo'mance dataandCH1&

Anal/e (e'fo'mance datato dete'mine the &co(e of thecall d'o( ('o%lem and identif the call d'o( cau&e&

In &(ecial &cena'io& &uch a& netwo'3 &wa((in-, anal/eCH1& to dete'mine whethe' call& initiated % ce'tain t(e&of *S& o' ce'tain &u%&c'i%e'& alwa& d'o(.

. To( N t(e& of call d'o(& and cau&e&.


Ta3e 'eui'ed action& acco'din- to the to( N t(e& of calld'o(& and cau&e&.

Chec3 all (a'amete'&Chec3 the 'ea&ona%lene&& and con&i&tenc of (a'amete'&ettin-& % 'efe''in- to the GS* Ba'amete'& Chec3theme and out(ut the chec3 'e&ult&.

. Chec3 'e&ult&.

4. Solution& and mea&u'e& fo' o(timi/in-(a'amete' &ettin-&.



Chec3 fo' TS o' SC

)e'&ion diffe'ence&and (a'amete'diffe'ence&

Chec3 fo' TS o' SC )e'&ion di ffe'ence& and (a'amete'

diffe'ence& % 'efe''in- to the GS* Ba'amete'& Chec3theme and out(ut the chec3 'e&ult& and im(act& of thediffe'ence&.

. Chec3 'e&ult& and im(act& of thediffe'ence&.

4. Solution& and mea&u'e& fo' o(timi/in-(a'amete' &ettin-& and TS o' SC)e'&ion&.


4. O(timi/e TS o' SC )e'&ion&


Anal/e chan-e& int'affic and BI& in&(ecial &cena'io&0netwo'3& &u((o'tin-GS*;!! andDCS:!! andconfi-u'ed with co5CCH2

. Anal/e the chan-e& in t'affic and BI& and out(ut theanal&i& 'e&ult& and the im(act& of the&e chan-e&.

4. In a netwo'3 &u((o'tin- GS*;!! and DCS:!! andconfi-u'ed with the co5CCH, chec3 the diffe'ence in calld'o(& and t'affic di&t'i%ution %etween GS*;!! andDCS:!! and %etween the o)e'laid &u%cell and unde'laid&u%cell.

. Chan-e& in t'affic and BI& and im(act&of the&e chan-e&.

4. Chan-e& in t'affic and BI& in &(ecialnetwo'3in- &cena'io& &uch a& a dual5%andnetwo'3 and a netwo'3 confi-u'ed with co5CCH and the im(act& of the&e chan-e&.


. Fo' call d'o(& cau&ed % 'ea&ona%le chan-e& in t'afficand BI&, ('o)ide an anal&i& 'e(o't to e@(lain the('o%lem o%?ecti)el to the cu&tome' and ('o)ide&u--e&tion& on how to 'e&ol)e the ('o%lem. Fo' call d'o(&cau&ed % un'ea&ona%le chan-e& in t'affic and BI&,t'ou%le&hoot the t'affic and BI ('o%lem&.

4. O(timi/e t'affic di&t'i%ution in &(ecial &cena'io& &uch a&a dual5%and netwo'3 and a netwo'3 confi-u'ed with theco5CCH.


Chec3 CS and BS&e')ice& 0thei'('o(o'tion& andchan-e&2

Anal/e the co''elation %etween the t'affic chan-e& in CSand BS &e')ice& and the num%e' of call d'o(& and out(utthe t'affic chan-e& and the im(act& of the chan-e&,includin- the chan-e& in the ('o(o'tion& of data and CS&e')ice&, chan-e cau&e&, and the co''elation %etween thet'affic chan-e& in data and CS &e')ice& and the num%e'of call d'o(&.

. T'affic chan-e& in CS and BS &e')ice&and the im(act& of the chan-e&.


. Fo' call d'o(& cau&ed % 'ea&ona%le t'affic chan-e& inCS and BS &e')ice&, ('o)ide an anal&i& 'e(o't to e@(lainthe ('o%lem o%?ecti)el to the cu&tome' and ('o)ide&u--e&tion& on how to 'e&ol)e the ('o%lem.

4. Fo' call d'o(& cau&ed % un'ea&ona%le t'affic chan-e&in CS and BS &e')ice&, t'ou%le&hoot the t'affic ('o%lem&.



31/96


Call D'o(& on the Enti'e Netwo'3 K

1eui'ed Action Chec3li&t 042

Ba-e 6


Anal/ef'euencie& afte'netwo'3e@(an&ion,de(loment, o''econ&t'uction

. Anal/e the f'euencie& u&ed on the cu''entnetwo'3 and e)aluate the f'euenc 'e(lannin- -ain% 'efe''in- to the GS* F'euenc 1e(lannin-theme and out(ut the anal&i& and e)aluation'e&ult&.

4. Anal/e whethe' the'e i& inte'nal and e@te'nalinte'fe'ence and out(ut the anal&i& 'e&ult&.

6. Afte' netwo'3 &wa((in- o' e@(an&ion, anal/ewhethe' f'euencie& a'e inhe'ited o' 'e(lanned andout(ut the conclu&ion.

. Anal&i& 'e&ult& of the f'euencie& u&ed onthe cu''ent netwo'3, e)aluation 'e&ult of thef'euenc 'e(lannin- -ain, and &olution& andmea&u'e& fo' 'e(lannin- f'euencie& o'o(timi/in- f'euencie&.

4. Inte'fe'ence anal&i& 'e&ult& and mea&u'e&fo' eliminatin- inte'fe'ence.

6. Conclu&ion in inhe'itin- o' ad?u&tin-f'euencie& and &olution& and mea&u'e& fo'o(timi/in- f'euencie&.

. 1e(lan o' o(timi/e f 'euencie&.

4. Eliminate inte'fe'ence.


Chec3 fo' a%'u(te)ent& &uch a&cha'-in- (olicchan-e&, weathe'chan-e&, andma&& -athe'in-&

Anal/e the im(act& of a%'u(t e)ent& on call d'o(&and out(ut the anal&i& 'e&ult&.

. Im(act& of a%'u(t e)ent& on call d'o(&.


. Fo' a 'ea&ona%le inc'ea&e in call d'o(& cau&ed %eme'-ence e)ent&, ('e(a'e an anal&i& 'e(o't to e@(lainthe ('o%lem o%?ecti)e to the cu&tome' and ('o)ide&u--e&tion&.

4. Fo' an un'ea&ona%le inc'ea&e in call d'o(& cau&ed %eme'-ence e)ent&, t'ou%le&hoot the ('o%lem.


Anal/e the lon-5te'm t'affic t'end&due to &ea&onalchan-e& and&u%&c'i%e' num%e'inc'ea&e

O%tain the lon-5te'm t'end& of t'affic and BI&,anal/e whethe' the t'end& a'e con&i&tent with thet'end of the call d'o( 'ate, and out(ut the anal&i&'e&ult&.

. Co''elation %etween the lon-5te'm t'end& oft'affic and BI& and the t'end of the call d'o('ate.


. Fo' call d'o(& cau&ed % 'ea&ona%le chan-e& in t'afficand en)i'onment, ('e(a'e an anal&i& 'e(o't to e@(lainthe ('o%lem o%?ecti)e to the cu&tome'.

4. Fo' call d'o(& cau&ed % un'ea&ona%le chan-e& int'affic and en)i'onment, t'ou%le&hoot the ('o%lem.


Chec3 fo'com(laint& andcall d'o(& due toothe' cau&e& %anal/in- CH1&

. Anal/e CH1& and out(ut to( N &u%&c'i%e'&who&e call& d'o(, to( N cell& whe'e call d'o(&occu', to( N call d'o( cau&e&, and cha'acte'i&tic& ofcall d'o( cau&e& 0e&(eciall the (e'centa-e of calld'o(& cau&ed % di&o'de'ed &e'ial num%e'&2. 4. Anal/e the cau&e& of the call d'o(& that&u%&c'i%e'& com(lain % anal/in- CH1& andout(ut anal&i& 'e&ult&.

. To( N &u%&c'i%e'& who&e call& d'o(, to( Ncell& whe'e call d'o(& occu', to( N call d'o(cau&e&, and cha'acte'i&tic& of call d'o( cau&e&.


Ta3e 'eui'ed action& acco'din- to the to( N t(e& of calld'o(& and cau&e&.


32/96


See the 'eui'ed action chec3li&t& fo'

call d'o(& in the to( N cell& and on theenti'e netwo'3.

Ba-e 64

Call D'o(& in To( N Cell& and on the Enti'e

Netwo'3 K 1eui'ed Action Chec3li&t


33/96


Data Anal&i& Tem(late&

The ('ocedu'e fo' anal/in- the call d'o( ('o%lem i& a& follow&9 . Anal/e the call d'o( &co(e and cau&e& %a&ed on )a'iou& data &uch a& t'affic &tati&tic&,

&i-nalin-, DT data, ala'm&, (a'amete' &ettin-&, and CH1&.

4. Ta3e 'eui'ed action& to fu'the' anal/e the call d'o( cau&e&.

u&in- the followin- t(e& of data anal&i& tem(late&, ou can uic3l identif call d'o(

cau&e&

and fu'the' identif the cau&e& % ta3in- the 'eui'ed action&9

. Tem(late& fo' identifin- call d'o( cau&e&

4. Tem(late& fo' ('o)idin- &u((lementa' info'mation fo' call d'o( anal&i&

Ba-e 66

The followin- attached e@cel

de&c'i%e& the common tem(late&

fo' anal/in- the call d'o( ('o%lem9 mmon TemplateAnalyzing the C


34/96


Tem(late& fo' Identifin- Call D'o( Cau&e& The'e a'e fou' t(e& of tem(late& fo' identifin- call d'o( cau&e&9

Be'fo'mance &tati&tical anal&i&9 . Tem(late& fo' identifin- the call d'o( &co(e 0to( N cell&, enti'e netwo'3, o' to( Ncell&enti'e netwo'32 4. Tem(late fo' identifin- the cau&e& of call d'o(& that occu' in the to( N cell& and on the enti'e

netwo'3

CH1 anal&i&9 6. Tem(late& fo' identifin- the call d'o( &co(e 0to( N *S t(e& o' to( N &u%&c'i%e'&2 +. Tem(late fo'

identifin- the cau&e& of call d'o(& that occu' on to( N t(e& of *S& and to( N &u%&c'i%e'&.

Ba-e 6+


35/96


Tem(late& fo' B'o)idin- Su((lementa' Info'mation fo' the

Call D'o( Anal&i& K Channel and F'euenc Anal&i&Common (e'fo'mance counte'& in 1F tunnel and f'euenc anal&i& a'e9 1ate of Out-oin- Hando)e'& and Incomin- Hando)e'& 0!! @ 0Out-oin- Hando)e'&"Incomin- Hando)e'&22

1ate of Good 1@Le) and ad HI on Downlin30Downlin3 1ecei)e Le)el 1an3 $#, and Downlin3 1ecei)e ualit

1an3 =#2

1ate of U(lin35and5Downlin3 Im%alance0Downlin320U(lin35and5Downlin3 alance Le)el 42

1ate of U(lin35and5Downlin3 Im%alance0U(lin320U(lin35and5Downlin3 alance Le)el !2

1ate of U(lin3 Inte'fe'ence01ate of U(lin3 Inte'fe'ence and +$2

1@ Le)el Diffe'ence %etween *ain and Di)e'&it Antenna0A)e'a-e *ain Le)el in the Cu&tomi/ed *15A)e'a-e

Di)e'&it Le)el in the Cu&tomi/ed *12

If the &co(e of the call d'o( ('o%lem i& to( N cell&, anal/e the ('ecedin- (e'fo'mance counte'& of the to( N cell&. If the

&co(e of the call d'o( ('o%lem i& enti'e netwo'3 o' to( N cell&enti'e netwo'3, 'an3 cell& in the enti'e netwo'3 % each of the

('ecedin- (e'fo'mance counte'& to identif ('o%lem cell& and anal/e the ('o%lem cell& on the enti'e netwo'3.

Ba-e 6$


36/96


Tem(late& fo' B'o)idin- Su((lementa'

Info'mation fo' the Call D'o( Anal&i& K De)ice

Fault Anal&i&Common (e'fo'mance counte'& in de)ice fault anal&i& a'e9

T1 U&a%ilit0A%no'mal Condition9M!!2

TCH A)aila%ilit0A%no'mal Condition9M!!2

Cell Out5of5Se')ice Du1aten0CCH Fault20A%no'mal Condition9!2

1ate of CHANACTI7 Failu'e0A%no'mal Condition9!2

T'affic 7olume0A%no'mal Condition9P!2

Out-oin- o' Incomin- Hando)e' 1eue&t&0A%no'mal Condition9P!2

Channel 1eue&t&0A%no'mal Condition9P!2

If the &co(e of the call d'o( ('o%lem i& to( N cell&, anal/e the ('ecedin- (e'fo'mance counte'& of the to( N cell&. If the &co(e of the call d'o( ('o%lem i&

enti'e netwo'3 o' to( N cell&enti'e netwo'3, 'an3 cell& in the enti'e netwo'3 % each of the ('ecedin- (e'fo'mance counte'& to identif ('o%lem cell& and

anal/e the ('o%lem cell& on the enti'e netwo'3.

Ba-e 6=


37/96


Tem(late& fo' B'o)idin- Su((lementa' Info'mation fo'

the Call D'o( Anal&i& K Co)e'a-e Anal&i&Common (e'fo'mance counte'& in co)e'a-e anal&i& a'e9

1ate of Wea3 1ecei)ed5Bowe' on Downlin30Downlin3 1ecei)e Le)el 1an3 !42

1ate of Wea3 1ecei)ed5Bowe' on U(lin30U(lin3 1ecei)e Le)el 1an3 !42 1ate of ad HI on Downlin30Downlin3 1ecei)e ualit 1an3 =#2

1ate of ad HI on U(lin30U(lin3 1ecei)e ualit 1an3 =#2

1ate of *1& 0Wea3 Co)e'a-e2

1ate of *1& 0E@ce&&i)e Co)e'a-e2

If the &co(e of the call d'o( ('o%lem i& to( N cell&, anal/e the ('ecedin- (e'fo'mance counte'& of the to( N cell&. If the &co(e

of the call d'o( ('o%lem i& enti'e netwo'3 o' to( N cell&enti'e netwo'3, 'an3 cell& in the enti'e netwo'3 % each of the ('ecedin-

(e'fo'mance counte'& to identif ('o%lem cell& and anal/e the ('o%lem cell& on the enti'e netwo'3.

Ba-e 6#


38/96


Tem(late& fo' B'o)idin- Su((lementa' Info'mation fo'

the Call D'o( Anal&i& K Nei-h%o'in- Cell Anal&i&Common (e'fo'mance counte'& in nei-h%o'in- cell anal&i& a'e9 B'o(o'tion of Call D'o( 1ate Due to Hando)e' Succe&& 1ate of Out-oin- Inte'nal Inte'5Cell Hando)e'& Succe&& 1ate of Incomin- Inte'nal Inte'5Cell Hando)e'& Succe&& 1ate of Out-oin- E@te'nal Inte'5Cell Hando)e'& Succe&& 1ate of Incomin- E@te'nal Inte'5Cell Hando)e'& Succe&& 1ate of Inte'nal Int'a5Cell Hando)e', Hando)e' Den&it 00Out-oin- Hando)e'& Incomin- Hando)e'&2"T'affic 7olume2 1ate of Out-oin- Hando)e'& and Incomin- Hando)e'& 0!! @ 0Out-oin- Hando)e'&"Incomin- Hando)e'&22

If the &co(e of the call d'o( ('o%lem i& to( N cell&, anal/e the ('ecedin- (e'fo'mance counte'& of the to( N cell&. If the &co(e

of the call d'o( ('o%lem i& enti'e netwo'3 o' to( N cell&enti'e netwo'3, 'an3 cell& in the enti'e netwo'3 % each of the ('ecedin-

(e'fo'mance counte'& to identif ('o%lem cell& and anal/e the ('o%lem cell& on the enti'e netwo'3.

Ba-e 6:


39/96


40/96


Tem(late& fo' B'o)idin- Su((lementa' Info'mation

fo' the Call D'o( Anal&i& K Dual5and

Netwo'3"O)e'laid and Unde'laid Su%cell Anal&i& Fo' a dual5%and o' an enhanced dual5%and netwo'3 confi-u'ed with o)e'laid and unde'laid &u%cell&,anal/e and com(a'e the call d'o( and t'affic counte'& of the %and& and o)e'laid and unde'laid &u%cell& to

dete'mine whethe' the call d'o( ('o%lem can %e 'e&ol)ed % o(timi/in- netwo'3in- o' (a'amete' &ettin-&.

Ba-e +!


41/96


1eui'ed Action& K Chec3 1F Tunnel& 02

T'i--e'in- condition&9

. If call d'o(& occu' afte' TS ad?u&tment du'in- netwo'3 &wa((in-, netwo'3

de(loment, o' TS u(-'ade&, chec3 all the 1F tunnel& on the enti'e

netwo'3.

4. If call d'o(& occu' afte' 'outine netwo'3 o(timi/ation o' de)ice ad?u&tment

du'in- netwo'3 e@(an&ion, TS 'e(a'entin-, o' &ite maintenance, chec3

the 1F tunnel& in the &ite& whe'e netwo'3 o(timi/ation o' de)ice

ad?u&tment a'e (e'fo'med.

Ba-e +

Fo' detail& a%out how to chec3 1F tunnel&, &ee the Q Detection and

T'ou%le&hootin- of GS* 1F Tunnel Fault&9

B'inci(leTool&Ca&e&Deli)e'a%le& 4!!#6!.BBTR.


42/96


1eui'ed Action& K Chec3 1F Tunnel& 042

Ba-e +4

ata and Characteri#tic#

源

Data Be'fo'mance Data DT Data and Si-nalin- Ala'm and Lo-

分析模板及相

关特征

Anal&i&tem(late&andcha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- 1F tunnel& and f'euencie&4. Tem(late fo' 'an3in- cell& % 1ate of Good 1@Le) and ad HI on U(lin36. Tem(late fo' 'an3in- cell& % 1ate of Good 1@Le) and ad HI on Downlin3+. Tem(late fo' 'an3in- cell& % 1ate of U(lin35and5Downlin3Im%alance0Downlin32$. Tem(late fo' 'an3in- cell& % U(lin35and5Downlin3 Im%alance0U(lin32=. Tem(late fo' 'an3in- cell& % U(lin3 Inte'fe'ence#. Tem(late fo' 'an3in- cell& % 1@ Le)el Diffe'ence %etween *ain andDi)e'&it Antenna:. Tem(late fo' 'an3in- cell& % the mean &i-nal &t'en-th diffe'ence %etweenthe &e')in- cell and the nei-h%o'in- cell

Cha'acte'i&tic&

. The diffe'ence %etween the 'ecei)e le)el of the main and the 'ecei)e le)el ofthe di)e'&it i& -'eat.4. The u(lin3 and the downlin3 a'e im%alanced. 0B'o(o'tion of u(lin3 anddownlin3 im%alance le)el B'o(o'tion of u(lin3 and downlin3 im%alance le)el42 $ 0(oo' downlin3 o' -ood u(lin32 o' B'o(o'tion of u(lin3 and downlin3im%alance le)el 6! 0-ood downlin3 o' (oo' u(lin326. The ('o(o'tion of inte'fe'ence %and le)el& 6 to $ i& hi-h in a &(ecific time(e'iod o' a da.+. The ('o(o'tion of call d'o(& cau&ed % (oo' HI& i& hi-h.$. The mean &i-nal &t'en-th diffe'ence %etween the &e')in- cell and thenei-h%o'in- cell i& le&& than !.

Tool&

B1S, O*Sta', and Downlin3Anal&e

Data Anal&i&

. C'o&& connection& %etween cell&9 Be'fo'mDT& to chec3 whethe' the connection&%etween the main of a cell and the antennaof anothe' cell a'e c'o&& connection andchec3 the o'de' of wi'e&.

4. Antenna mi&connection& %etween cell&9Be'fo'm DT& alon- the di'ection of the ma?o'lo%e in the cell& unde' (o&&i%le ('o%lem&ite& to chec3 whethe' the CCH of thema?o' lo%e in each cell i& the &ame a& the(lanned CCH.

6. Inte'fe'ence cau&ed % antennainte'modulation9 Conduct the &ta't idletime&lot te&t and &to( idle time&lot te&t onthe L*T du'in- off5(ea3 hou'& and com(a'ethe inte'fe'ence %and info'mation ca''ied in A%i& &i-nalin- %efo'e and afte' idle time&lot&a'e &ent. If the inte'fe'ence inc'ea&e& afte'idle time&lot& a'e &ent 0the inte'fe'ence %andle)el& inc'ea&e to 6 to $2, the'e i&inte'fe'ence f'om the antenna &&tem of theTS.

Tool&

DT &oftwa'e and Intfe'andAnal&e

Data Anal&i&

Ala'm li&t

Cha'acte'i&tic&

The )olta-e &tandin-wa)e 'adio 07SW12ala'm i& 'e(o'ted.


43/96


1eui'ed Action& K Chec3 fo' De)ice

fault& and Ala'm&T'i--e'in- condition&9

Chec3 fo' ala'm& in all &cena'io& and fi'&t clea' the ala'm& that a'e 'elated to call

d'o(& and affect netwo'3 (e'fo'mance. 8ou can tem(o'a'il i-no'e the ala'm& not

'elated to call d'o(&.

Ba-e +6


Data Be'fo'mance Data Ala'm and Lo-

Anal&i&tem(late& andcha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/inde)ice fault&4. Tem(late fo' li&tin- ca''ie'& with de)ice fault&6. Tem(late fo' identifin- ca''ie'& without t'affic )olume o' with low t'affic )olume&+. Tem(late fo' identifin- ca''ie'& not in)ol)ed in an hando)e'& o' with &mall num%e'&of hando)e'&$. Tem(late fo' identifin- ca''ie'& without acce&& &ucce&& o' with low acce&& &ucce&&'ate&

Cha'acte'i&tic&

. Call d'o(& ma not %e cau&ed % Um inte'face ('o%lem&. Fo' e@am(le, call d'o(& a'ecau&ed % A%i& inte'face ('o%lem&.4. The call d'o( 'ate dete'io'ate& a%'u(tl.6. The followin- item& %ecome a%no'mal9 ca''ie' a)aila%ilit, TCH a)aila%ilit, out5of5&e')ice du'ation& of cell&, and out5of5&e')ice 'atio of cell&.+. The channel acti)ation failu'e 'atio i& -'eate' than !, which indicate& that the TS o't'an&mi&&ion i& fault.

Data Anal&i&

. Ala'm li&t4. De)ice lo-&

Cha'acte'i&tic&

. De)ice o' lin3 fault ala'm& a'e'e(o'ted.

4. The de)ice lo-& 'eco'd &ome

inte'nal ala'm& and a&&e'tion&.

Tool&

Ala'm con&ole, O*Sta', and&ome maintenance tool&


44/96


1eui'ed Action& K Chec3 All

Ba'amete'& 02

T'i--e'in- condition&9 . Chec3 all (a'amete'& on the enti'e netwo'3 if call d'o(& occu' afte' the netwo'3

&t'uctu'e o' t'affic chan-e& %ecau&e of the followin- cau&e&9 CN (a'amete'

ad?u&tment, 4G o' 6G &e')ice ad?u&tment, (a'amete' ad?u&tment on the enti'e

netwo'3 du'in- netwo'3 &wa((in-, and netwo'3 de(loment, netwo'3 u(-'ade&,

and time' o' &oft (a'amete' ad?u&tment 4. Chec3 all (a'amete'& fo' &ome &ite& in an a'ea o' at the %ounda'ie& of a'ea&

&e')ed % the de)ice& f'om othe' )endo'& if call d'o(& occu' afte' the netwo'3

&t'uctu'e o' t'affic chan-e& %ecau&e of the followin- cau&e&9 netwo'3 e@(an&ion,

netwo'3 'e(a'entin-, (a't (a'amete' ad?u&tment, co)e'a-e ad?u&tment, and

ad?u&tment of the %ounda'ie& of a'ea& &e')ed % the de)ice& f'om othe' )endo'&.

6. If the netwo'3 &t'uctu'e o' t'affic doe& not chan-e, chec3 and o(timi/e co'e

(a'amete'& du'in- 'outine call d'o( o(timi/ation. If the call d'o( ('o%lem (e'&i&t&

afte' the co'e (a'amete'& a'e o(timi/ed, chec3 all (a'amete'&.

Ba-e ++


45/96


1eui'ed Action& K Chec3 All

Ba'amete'& 042

Ba-e +$


Data Be'fo'mance Data Ba'amete' & DT Data and Si-nalin-

Anal&i&

tem(late& and

cha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- call d'o( &co(e&

4. Tem(late fo' anal/in- the di&t'i%ution of call

d'o( cau&e&

6. Tem(late fo' anal/in- the co''elation

%etween the t'end of CS o' BS &e')ice t'affic

and the t'end of the call d'o( 'ate

Cha'acte'i&tic&

The &co(e of the call d'o( ('o%lem i& to( N

cell&, enti'e netwo'3, o' to( N cell&enti'e

netwo'3.

Data Anal&i&

. Chec3 and o(timi/e (a'amete'

&ettin-&.

4. Chec3 and o(timi/e (a'amete'

'elation&hi(&.

6. Chec3 whethe' (a'amete' &ettin-&

a'e con&i&tent and (e'fo'm othe'

(a'amete' chec3&.

Tool&

BF*Studio, DA*S, C*E, and

O*Sta'

Data Anal&i&

Be'fo'm DT& in the co)e'a-e of

the followin- a'ea& to chec3

whethe' call d'o(& a'e cau&ed

% ina(('o('iate (a'amete'

&ettin-&9 to( N cell&, %ounda'ie&

of a'ea& &e')ed % the de)ice&

f'om othe' )endo'&, a'ea&

whe'e 4G"6G inte'o(e'a%ilit i&

allowed.

Tool&

DT &oftwa'e and &i-nalin-

anal&i& &oftwa'e

Fo' detail& a%out how to chec3 all (a'amete'&, &ee the Q4 GS*Ba'amete'& Chec39 Chec3 1ule&Tool&Ca&e&Deli)e'a%le&4!!#6!.BBTR.


46/96


1eui'ed Action& K Chec3 fo' 7e'&ion

Diffe'ence&T'i--e'in- condition&9If call d'o(& occu' afte' the SC, TS, o' *SC i& u(-'aded, chec3 fo'

)e'&ion diffe'ence&.

Ba-e +=


Data Be'fo'mance Data Ba'amete'

Anal&i&

tem(late& and

cha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- call d'o( &co(e&

4. Tem(late fo' anal/in- the di&t'i%ution of call d'o( cau&e&

Cha'acte'i&tic&

. The &co(e of the call d'o( ('o%lem i& to( N cell&, enti'e netwo'3, o' to( N

cell&enti'e netwo'3 and the call d'o( 'ate& dete'io'ate immediatel afte' the

SC, TS, o' *SC i& u(-'aded.

4. The &co(e of the call d'o( ('o%lem i& to( N cell&, the call d'o( 'ate&

dete'io'ate immediatel afte' the TS o' SC i& u(-'aded, and the

confi-u'ation& of the to( N cell& a'e diffe'ent f'om tho&e of the cell& whe'e the

call d'o( 'ate& a'e no'mal.

6. The )e'&ion& of the TS& &e')e the to( N cell& a'e diffe'ent f'om the )e'&ion&

of othe' TS&.

Data Anal&i&

Out(ut all )e'&ion diffe'ence& in te'm&

of featu'e&, ('ocedu'e&, (a'amete'&,

and default )alue& of (a'amete'& and

anal/e whethe' the )e'&ion

diffe'ence& affect the call d'o( 'ate&.

Cha'acte'i&tic&

Some )e'&ion diffe'ence& affect the

call d'o( 'ate&.


47/96


1eui'ed Action& K Anal/e Nei-h%o'in-

1elation&hi(& 02T'i--e'in- condition&9

. If nei-h%o'in- 'elation&hi(& chan-e afte' netwo'3 de(loment, netwo'3

&wa((in-, o' netwo'3 e@(an&ion, anal/e nei-h%o'in- 'elation&hi(&.

4. If netwo'3 &cale o' &u%&c'i%e' di&t'i%ution chan-e&, chec3 and o(timi/e

nei-h%o'in- 'elation&hi(& (e'iodicall.

6. Be'fo'm cent'ali/ed nei-h%o'in- cell o(timi/ation on cell clu&te'& with (oo'

BI& o' in 7IB 'e-ion&.

+. O(timi/e nei-h%o'in- 'elation&hi(& %efo'e f'euenc 'e(lannin-.

Ba-e +#

Fo' detail& a%out how to o(timi/e nei-h%o'in- 'elation&hi(&, &ee the

Q= GS* Nei-h%o'in- Cell O(timi/ation B'inci(le&, Tool&, and

Deli)e'a%le& 4!!#6!.BBTR.


48/96


1eui'ed Action& K Anal/e Nei-h%o'in-

1elation&hi(& 042

Ba-e +:


Data Be'fo'mance Data DT Data and Si-nalin- Ba'amete' Othe' Data

Anal&i&

tem(late& and

cha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- wea3 co)e'a-e4. Tem(late fo' 'an3in- cell& % 1ate of Wea3 1ecei)ed5Bowe' onDownlin36. Tem(late fo' anal/in- ina(('o('iate nei-h%o'in- cell&+. Tem(late fo' 'an3in- cell& % the ('o(o'tion& of call d'o(& cau&ed% hando)e'&$. Tem(late fo' 'an3in- cell& % the hando)e' den&itie&=. Tem(late fo' 'an3in- cell& % the hando)e' &ucce&& 'ate&#. Tem(late fo' 'an3in- cell& % Out-oin- Hando)e'"Incomin-Hando)e' :. GS* Cell to GS* Cell Out-oin- Hando)e' *ea&u'ement

Cha'acte'i&tic&

. The call d'o( 'ate& in the nei-h%o'in- cell& of &ome cell& a'e hi-h.4. The hando)e' &ucce&& 'ate& in &ome cell& a'e low %ecau&e ofina(('o('iate nei-h%o'in- 'elation&hi(&.6. La'-e num%e'& of hando)e'& o' onl &mall num%e'& of hando)e'&occu' in &ome cell&.+. The ('o(o'tion of call d'o(& cau&ed % low le)el& i& hi-h fo' &omecell&. The low5le)el ('o%lem ma %e cau&ed % wea3 co)e'a-e due tomi&&in- nei-h%o'in- cell&.$. The diffe'ence& %etween the num%e'& of out-oin- hando)e'& andthe num%e'& of incomin- hando)e'& a'e -'eat fo' &ome cell&.

Tool&

Na&ta' and CellO(t

Data Anal&i&

Be'fo'm DT& in to( N cell&, on the enti'enetwo'3, o' in the %ounda'ie& of a'ea&&e')ed % the de)ice& f'om othe')endo'& to chec3 fo' c'o&& co)e'a-eand t'ou%le&hoot the c'o&& co)e'a-e.

Cha'acte'i&tic&

. B'o%lem& &uch a& mi&&in-nei-h%o'in- cell&, c'o&& co)e'a-e, andina(('o('iate (a'amete' &ettin-& e@i&t.

4. Afte' call& d'o( in a cell, *S& acce&&the netwo'3 f'om othe' cell& %ecau&e&ome nei-h%o'in- cell& a'e mi&&in- o'hando)e'& a'e t'i--e'ed with dela&.Thi& i& cau&ed % ina(('o('iate(a'amete' &ettin-&.

6. C'o&& co)e'a-e occu'&. That i&, the&i-nal of the &e')in- cell i& too &t'on-.

A& a 'e&ult, hando)e'& fail to %et'i--e'ed when *S& mo)e to othe' cell&.

Tool&

DT &oftwa'e and &i-nalin- anal&i&&oftwa'e

Data Anal&i&

Hando)e' (a'amete'&9

Chec3 and o(timi/ehando)e' (a'amete'&when nei-h%o'in-'elation&hi(& a'eina(('o('iate o' la'-enum%e'& of hando)e'&o' onl &mall num%e'&of hando)e'& occu'.

Cha'acte'i&tic&

Hando)e' (a'amete'&ettin-& a'eina(('o('iate o' &ome

othe' confi-u'ation&need to %e o(timi/ed.

Data Anal&i&

. Anal/e *1& to identif mi&&in-and 'edundant nei-h%o'in- cell&.

4. Anal/e CH1& to chec3 whethe'

an *S acce&&e& the netwo'3 f'omthe &ame cell whe'e the ('e)iou&call d'o(&. If the *S acce&&e& thenetwo'3 f'om a diffe'ent cell, &omenei-h%o'in- cell& a'e not confi-u'edo' hando)e'& a'e t'i--e'ed withdela&.

6. Anal/e CH1& to chec3 whethe'the la&t hando)e' %efo'e the calld'o(& i& &ucce&&ful. If the la&thando)e' fail&, the followin-('o%lem& occu'9 co5SIC ('o%lem,wea3 co)e'a-e, inte'fe'ence,

'e&ou'ce con-e&tion, o' lin3 fault&.

Tool&

Na&ta' and CellO(t

1eui'ed Action& Chec3 the Ba'amete'& of the Othe'


49/96


1eui'ed Action& K Chec3 the Ba'amete'& of the Othe'

7endo'& De)ice& in the ounda'ie& of HW and Othe'

7endo'& De)ice&T'i--e'in- condition&9

. If netwo'3 &wa((in- o' netwo'3 de(loment in)ol)e& the %ounda'ie& of the a'ea& &e')ed % the

de)ice& f'om othe' )endo'&, chec3 the (a'amete'& of the de)ice& f'om othe' )endo'& %efo'e

netwo'3 &wa((in- o' netwo'3 de(loment.

4. If the call d'o( 'ate& in the %ounda'ie& of the a'ea& &e')ed % the de)ice& f'om othe' )endo'& a'e

a%no'mal, chec3 the (a'amete'& of the de)ice& f'om othe' )endo'&.

Ba-e +;


Data Be'fo'mance DataDT Data and

Si-nalin-Ba'amete'


Data Anal&i&

. Tem(late fo' anal/in- wea3 co)e'a-e 0to( N cell&, to( N cell&enti'e netwo'324. Tem(late fo' 'an3in- cell& % 1ate of Wea3 1ecei)ed5Bowe' on Downlin3 0enti'e netwo'3, to( N cell&enti'enetwo'326. Tem(late fo' anal/in- ina(('o('iate nei-h%o'in- cell& 0to( N cell&, to( N cell&enti'e netwo'32+. Tem(late fo' 'an3in- cell& % the ('o(o'tion& of call d'o(& cau&ed % hando)e'& 0enti'e netwo'3, to( Ncell&enti'e netwo'32$. Tem(late fo' 'an3in- cell& % the hando)e' den&itie& 0enti'e netwo'3, to( N cell&enti'e netwo'32=. Tem(late fo' 'an3in- cell& % the hando)e' &ucce&& 'ate& 0enti'e netwo'3, to( N cell&enti'e netwo'32#. Tem(late fo' 'an3in- cell& % Out-oin- Hando)e'"Incomin- Hando)e' 0enti'e netwo'3, to( N cell&enti'enetwo'32:. GS* Cell to GS* Cell Out-oin- Hando)e' *ea&u'ement

Cha'acte'i&tic&

. The call d'o( 'ate& dete'io'ate in the %ounda'ie& of the a'ea& &e')ed % the de)ice& f'om othe' )endo'&.4. The diffe'ence& %etween the num%e'& of out-oin- hando)e'& and the num%e'& of incomin- hando)e'& a'e-'eat in the %ounda'ie& of the a'ea& &e')ed % the de)ice& f'om othe' )endo'&.6. The out-oin- hando)e' &ucce&& 'ate& a'e low and the incomin- hando)e' &ucce&& 'ate& a'e no'mal in the%ounda'ie& of the a'ea& &e')ed % the de)ice& f'om othe' )endo'&.+. The out-oin- hando)e' &ucce&& 'ate& and the incomin- hando)e' &ucce&& 'ate& a'e low in the %ounda'ie&of the a'ea& &e')ed % the de)ice& f'om othe' )endo'&.

Data Anal&i&

Be'fo'm DT& in the%ounda'ie& of the a'ea&&e')ed % the de)ice&f'om othe' )endo'& tochec3 whethe' calld'o(& a'e cau&ed %ina(('o('iate (a'amete'&ettin-&.

Tool&

DT &oftwa'e and&i-nalin- anal&i&&oftwa'e

Data Anal&i&

Anal/e Huawei(a'amete'& and the(a'amete'& of thede)ice& f'om othe')endo'& in te'm& ofhando)e'&, cam(5on,nei-h%o'in- cell&,

confi-u'ation&, time'& tochec3 whethe' the calld'o( 'ate& a'e affected% ina(('o('iate(a'amete' &ettin-&.

"or detail# about ho. to chec9 all para5eter#) #ee the

?* GSM Para5eter# Chec9: Chec9 -ule#$%ool#$Ca#e#$eliverable# *(++(/'(3PP%@3


50/96


1eui'ed Action& K Chec3 Netwo'3

Co)e'a-e 02T'i--e'in- condition&9

. Chec3 netwo'3 co)e'a-e if netwo'3 &t'uctu'e and 1F (a'amete'& &uch a& (owe' and

antenna confi-u'ation& a'e ad?u&ted du'in- netwo'3 &wa((in-, netwo'3 de(loment, o'

netwo'3 e@(an&ion and com(a'e the netwo'3 co)e'a-e %efo'e and afte' the netwo'3

&wa((in-, netwo'3 de(loment, o' netwo'3 e@(an&ion.

4. If the call d'o( ('o%lem (e'&i&t& afte' the 1F tunnel fault& a'e 'ectified, ina(('o('iate

(a'amete' &ettin-& a'e modified, and nei-h%o'in- cell& a'e o(timi/ed, chec3 the netwo'3

co)e'a-e tho'ou-hl and t'ou%le&hoot the co)e'a-e ('o%lem&.

6. Du'in- 'outine netwo'3 maintenance, chec3 netwo'3 co)e'a-e (e'iodicall.

Ba-e $!


51/96


1eui'ed Action& K Chec3 Netwo'3 Co)e'a-e 042

Ba-e $


Data Be'fo'mance Data DT Data and Si-nalin- Ba'amete' Othe' Data


Data Anal&i&

. Tem(late fo' anal/in- wea3 co)e'a-e

4. Tem(late fo' 'an3in- cell& % 1ate of Wea31ecei)ed5Bowe' on Downlin3

6. Tem(late fo' 'an3in- cell& % 1ate of Wea31ecei)ed5Bowe' on U(lin3

+. Tem(late fo' 'an3in- cell& % 1ate of ad HI onDownlin3

$. Tem(late fo' 'an3in- cell& % 1ate of ad HI onU(lin3

=. Tem(late fo' 'an3in- cell& % 1ate of *1& 0Wea3Co)e'a-e2

#. Tem(late fo' 'an3in- cell& % 1ate of *1&0E@ce&&i)e Co)e'a-e2

:. Tem(late fo' anal/in- the co''elation %etween thet'end of CS o' BS &e')ice t'affic and the t'end of thecall d'o( 'ate

Cha'acte'i&tic&

. A la'-e num%e' of call d'o(& a'e cau&ed % lowle)el&.

4. The call d'o( 'ate inc'ea&e& and t'affic )olumedec'ea&e& afte' netwo'3 ad?u&tment o(e'ation& &uch a&netwo'3 &wa((in-, netwo'3 de(loment, netwo'3e@(an&ion, and 1F o(timi/ation.

6. The ('o(o'tion& of wea3 co)e'a-e o' c'o&& co)e'a-e*1& a'e hi-h fo' &ome cell&.

Data Anal&i&

. Be'fo'm DT& on the enti'e netwo'3 o' in to( N cell& andanal/e the DT data.

4. Be'fo'm DT& in &(ecial &cena'io& &uch a& 7IB 'e-ion&,indoo' en)i'onment, cam(u&, 'e&idential a'ea&, andhi-hwa& o' (e'fo'm DT& in &(ecified a'ea&.

6. Be'fo'm co)e'a-e DT& in a'ea& whe'e &u%&c'i%e'&com(lain a%out call d'o(&.

+. Anal/e CH1& to identif the cell with the hi-he&t call

d'o( 'ate and the &u%&c'i%e' with the hi-he&t call d'o( 'atein that cell. Then, (e'fo'm DT& in the a'ea& whe'e the calld'o( ('o%lem i& &e')e %a&ed on the feed%ac3 f'om the&u%&c'i%e'.

Cha'acte'i&tic&

. Call d'o(& cau&ed % a%no'mal hando)e'& and low le)el&occu'& %ecau&e the followin- ('o%lem& occu'9 wea3co)e'a-e, co)e'a-e hole, c'o&& co)e'a-e, downlin3inte'fe'ence, mi&&in- nei-h%o'in- cell&, o' ina(('o('iate&ettin-& of hando)e' (a'amete'&.

4. The antenna& o' com%ine'& ma %e fault o' (owe'mi&match occu'& if the co)e'a-e of a cell o' a &ite &h'in3&afte' netwo'3 &wa((in-.

NOTE

It i& difficult to identif the co)e'a-e &h'in3 cau&ed % (owe'matchin- ('o%lem& and com%ine' fault& % chec3in- 1Ftunnel&. The'efo'e, ou need to focu& on (owe' andcom%ine'& if the 1F tunnel chec3 doe& not &how an('o%lem& %ut the co)e'a-e &h'in3&.

Data Anal&i&

Chec3 the &ettin-& of(owe', TA -ain, andantenna (a'amete'&.

Afte' netwo'3 &wa((in-,chec3 (a'amete'con&i&tenc and te&t(owe' matchin- %a&edon the t(ical (owe'&ettin- on the o'i-inalnetwo'3.

Data Anal&i&

. Anal/e CH1& to identifthe cell with the hi-he&t calld'o( 'ate and the &u%&c'i%e'with the hi-he&t call d'o('ate in the ('o%lem cell and(e'fo'm DT& in the a'ea&whe'e the call d'o( ('o%lemi& &e')e %a&ed on thefeed%ac3 f'om the

&u%&c'i%e'.4. Anal/e *1& containin-info'mation &uch a& le)el&,TA )alue&, and ualitinfo'mation to identifco)e'a-e ('o%lem&.

If the TA )alue i& &mall %utthe le)el i& hi-h, (owe' i&wa&ted.

If the TA )alue i& &mall andthe le)el i& low, wea3co)e'a-e in %uildin-& o' 1Ftunnel fault& occu'.

If the TA )alue i& la'-e %utthe le)el i& low, wea3co)e'a-e occu'&.

If the TA )alue i& la'-e andthe le)el i& hi-h, c'o&&co)e'a-e occu'&.


52/96


1eui'ed Action& K Anal/e Chan-e& in

T'affic and BI& in S(ecial Scena'io&T'i--e'in- condition&9

Anal/e chan-e& in t'affic and BI& in dual5%and netwo'3&,

enhanced dual5%and netwo'3&, and concent'ic netwo'3&.

Ba-e $4

ata and Characteri#tic#Data Be'fo'mance Data

Anal&i&

tem(late& andcha'acte'i&tic&

Data Anal&i&

. Tem(late fo' com(a'in- call d'o( t'end& %etween the two %and& in a dual5%and netwo'3 o' an enhanced dual5

%and netwo'3.

4. Tem(late fo' com(a'in- call d'o( t'end& %etween the unde'laid &u%cell and the o)e'laid &u%cell in a

concent'ic netwo'3.

Cha'acte'i&tic&

. The call d'o( (e'fo'mance diffe'& -'eatl %etween the two %and& in a dual5%and netwo'3 o' an enhanced

dual5%and netwo'3.

4. The call d'o( (e'fo'mance diffe'& -'eatl %etween the unde'laid &u%cell and the o)e'laid &u%cell in a

concent'ic netwo'3.


53/96


1eui'ed Action& K Chec3 CS and BS

&e')ice& 0B'o(o'tion& and Chan-e&2


If the call d'o( 'ate inc'ea&e& du'in- a (e'iod and the inc'ea&in- t'end of

the call d'o( 'ate i& co''elated with the inc'ea&in- t'end& of CS and BS

&e')ice&, chec3 the ('o(o'tion& of and chan-e& in CS and BS &e')ice&.

Ba-e $6


Data Be'fo'mance Data

Anal&i&

tem(late& and

cha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- the co''elation %etween the t'end of CS o' BS &e')ice t'affic and the t'end of the call d'o('ate

Cha'acte'i&tic&

The call d'o( 'ate inc'ea&e& du'in- a (e'iod and the inc'ea&in- t'end of the call d'o( 'ate i& co''elated with the

inc'ea&in- t'end& of CS and BS &e')ice&.


54/96


1eui'ed Action& K Anal/e F'euencie&

02


Afte' the cu''ent netwo'3 o(e'ate& fo' a (e'iod, the o'i-inal f'euenc (lannin- i& not

a((lica%le to the cu''ent netwo'3 and the inte'nal inte'fe'ence affect& the o)e'all netwo'3

(e'fo'mance %ecau&e of netwo'3 chan-e& &uch a& inc'ea&in- &u%&c'i%e'&, t'affic

t'an&fe', netwo'3 e@(an&ion, &ite 'elocation, 'e(eate' addition, and co)e'a-e ad?u&tment.

Ba-e $+

1 i d A ti A l F i


55/96


1eui'ed Action& K Anal/e F'euencie&

042

Ba-e $$

Fo' detail& a%out how to 'e(lan f'euencie&, &ee the “5 GSM

Frequency Replanning Process, Principles, Tools, and Deliverables200!"0#PPT$ .


Data Be'fo'mance Data Othe' Data

Anal&i& tem(late&

and cha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- 1F tunnel& and f'euencie&

4. Tem(late fo' 'an3in- cell& % 1ate of Good 1@Le) and ad HI on U(lin3

6. Tem(late fo' 'an3in- cell& % 1ate of Good 1@Le) and ad HI on Downlin3

+. Tem(late fo' 'an3in- cell& % 1ate of U(lin35and5Downlin3 Im%alance0Downlin32

$. Tem(late fo' 'an3in- cell& % U(lin35and5Downlin3 Im%alance0U(lin32

=. Tem(late fo' 'an3in- cell& % U(lin3 Inte'fe'ence

Cha'acte'i&tic&

. The (e'fo'mance counte'& 'elated to call d'o(& chan-e with the t'affic )olume and dete'io'ate

&i-nificantl du'in- (ea3 hou'&.

4. The ('o(o'tion of call d'o(& cau&ed % (oo' ualit du'in- (ea3 hou'& i& hi-h.

6. The ('o(o'tion of HI& = and # inc'ea&e& &i-nificantl du'in- (ea3 hou'&.

+. Du'in- (ea3 hou'&, the ('o(o'tion of inte'fe'ence %and le)el& + and $ i& hi-h and the'e i& no

e@te'nal inte'fe'ence.

Data Anal&i&

Anal/e *1& and out(ut the inte'fe'ence

mat'i@.

Cha'acte'i&tic&

The'e a'e a lot of int'a5f'euenc and inte'5

f'euenc nei-h%o'in- cell& -ene'atin- -'eat

inte'fe'ence &i-nal&.

Tool&

CellO(t


56/96


1eui'ed Action& K Chec3 fo' A%'u(t

E)ent&T'i--e'in- condition&9

If the call d'o( 'ate inc'ea&e& a%'u(tl and the call d'o(& a'e not cau&ed % e@te'nalinte'fe'ence o' netwo'3 ad?u&tment &uch a& de)ice fault&, (a'amete' modification,

and netwo'3 u(-'ade&, chec3 fo' a%'u(t e)ent& that ma affect co)e'a-e o' t'affic,

&uch a& cha'-in- (olic chan-e&, weathe' chan-e&, ma&& -athe'in-&, and 'etu'nin-

of colle-e &tudent& to cam(u&e&.

Ba-e $=



Anal&i&tem(late& and

cha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- the co''elation %etween the t'end of CS o' BS &e')ice t'affic and the t'end of the call d'o( 'ate

Cha'acte'i&tic&

The call d'o( 'ate inc'ea&e& a%'u(tl and the time and location of the call d'o( 'ate ('o%lem i& the con&i&tent with tho&e

of an a%'u(t e)ent that affect& co)e'a-e and t'affic, &uch a& cha'-in- (olic chan-e&, weathe' chan-e&, ma&&

-athe'in-&, o' 'etu'nin- of colle-e &tudent& to cam(u&e&.


57/96


1eui'ed Action& K Anal/e the

Lon-5Te'm T'affic o' BI T'end&T'i--e'in- condition&9

If the call d'o( 'ate inc'ea&e& &lowl with &ea&onal t'affic chan-e&, anal/e the lon-5

te'm t'affic o' BI t'end& to dete'mine whethe' the inc'ea&e in the call d'o( 'ate i&

acce(ta%le.

Ba-e $#



Anal&i&

tem(late& and

cha'acte'i&tic&

Data Anal&i&

. Tem(late fo' anal/in- the co''elation %etween the t'end of CS o' BS &e')ice t'affic and the t'end of the call d'o( 'ate

Cha'acte'i&tic&

The call d'o( 'ate inc'ea&e& &am

Documents

125426059 4 GSM Call Drops Influence Factors Troubleshooting Methods and Tools Deliverables 20110730 合作方版 (1)